Excessive timing chain noise, a rattling or ticking, on higher mileage cars may lead to timing chain failure, which can cause engine damage. There are upgraded chain tension guides with a steel backing to improve durability and a modified repair procedure no longer requires the removal of the cylinder head to replace the timing chain. Maintaining proper engine oil level and frequent oil changes are important to ensure the long-term durability of this engine.

The EGR Valve can malfunction causing a hesitation when accelerating, rough idle, or idle hunting (surging or idle going up-and-down). If the valve malfunctions, there may or may not be a Check Engine light.

In freezing weather car starts and runs very well. However, after bringing in for oil change (and a check for an oil leak), now it doesn't start easily. It keeps trying to turn over and when I hear it almost 'catch', I pump the gas pedal, revving it and it starts. I don't under...

I have a Black 1994 Nissan sentra Limited edition. I have had it for about 3 years now. I have had some problems with it and still do. It has trouble starting, When i drive it it is ok, but when i slow down it idles up and down a lot and stalls a lot. I don't know a whole lot about cars. I am hoping for some ideas on what it could be. one more thing..my dash lights don't work.